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Re: precision of numbers

• To: mathgroup at smc.vnet.net
• Subject: [mg54101] Re: [mg54056] precision of numbers
• From: Murray Eisenberg <murray at math.umass.edu>
• Date: Thu, 10 Feb 2005 02:47:31 -0500 (EST)
• Organization: Mathematics & Statistics, Univ. of Mass./Amherst
• References: <200502091427.JAA02731@smc.vnet.net>
• Reply-to: murray at math.umass.edu
• Sender: owner-wri-mathgroup at wolfram.com

Floating-point in, then floating-point out!

You could use:

   15525600000*Rationalize[445.25]*24
165906561600000


fartous at mail15.com wrote:
> in the product:
> 15525600000*445.25*24
> the output is:
> 1.65907*(10^14)
> also when we use:
> N[15525600000*445.25*24, 15]
> the output is 1.65907*(10^14)
> but i want the precise number:
> 165906561600000
> what could i do
> jack
> 
> 

-- 
Murray Eisenberg                     murray at math.umass.edu
Mathematics & Statistics Dept.
Lederle Graduate Research Tower      phone 413 549-1020 (H)
University of Massachusetts                413 545-2859 (W)
710 North Pleasant Street            fax   413 545-1801
Amherst, MA 01003-9305

• References:
  • precision of numbers
    • From: fartous@mail15.com